How many four letter words, with all the letters different, can be formed out of the letters of the word 'BACKGROUND'?
What is the value of 5P3?
6 men are standing in front of 7 cabins. In how many ways can they enter the cabins?
There are 3 trains between two stations A and B. In how many ways can a student go from A to B and return by a different train?
In how many ways can 2 letter words be formed by using a given set of 13 consonants?
This Blog Post/Article "Permutations and Combinations Quiz Set 004" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Updated on 2017-10-26.